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Finding the Fourth Proportional to 167,189.65, 250,781.57 and 67,347.29

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Solution

The fourth proportional to 167,189.65, 250,781.57 and 67,347.29 is: 101,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,189.65 : 250,781.57 = 67,347.29 : x
  2. Step 2: Convert to fraction form
    167,189.65/250,781.57 = 67,347.29/x
  3. Step 3: Cross multiply
    167,189.65x = 250,781.57 × 67,347.29
  4. Step 4: Simplify right side
    167,189.65x = 16,889,459,916.77
  5. Step 5: Solve for x
    x = 16,889,459,916.77/167,189.65
  6. Step 6: Final answer
    x = 101,019.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.